Horn David R. — SEC Form 4 filings
SEC reporting owner CIK 1834217. 13 Form 4 filings on record with FilingPulse; latest filed 2026-08-19.
Transaction summary — filings shown
Covers all 13 filings on record, filed 2024-02-07 to 2026-08-19. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 1 leg across 1 filing — 10,000 shares, $47,500 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 9 legs across 9 filings — 62,581 shares, $117,968 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 22.
- Largest priced transaction: purchase of 10,000 shares @ $4.75 ($47,500) in EDAP TMS SA, filed 2026-08-17.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Seer, Inc. (SEER) | PRESIDENT & CFO | 12 | — | 9 legs · 62,581 sh · $117,968 | 22 |
| EDAP TMS SA (EDAP) | Director | 1 | 1 leg · 10,000 sh · $47,500 | — | — |
Form 4 filings — Horn David R.
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-19 | 4 | Seer, Inc. (SEER) | Sale (S): 7,309 @ $2.03 | EDGAR |
| 2026-08-17 | 4 | EDAP TMS SA (EDAP) | Purchase (P): 10,000 @ $4.75 | EDGAR |
| 2026-05-21 | 4 | Seer, Inc. (SEER) | Sale (S): 7,303 @ $1.69 | EDGAR |
| 2026-02-19 | 4 | Seer, Inc. (SEER) | Sale (S): 7,743 @ $1.99 | EDGAR |
| 2026-02-05 | 4 | Seer, Inc. (SEER) | Grant/award (A): 79,000 @ $0 · Grant/award (A): 119,000 (derivative) @ $0 | EDGAR |
| 2025-11-21 | 4 | Seer, Inc. (SEER) | Sale (S): 6,797 @ $1.97 | EDGAR |
| 2025-08-21 | 4 | Seer, Inc. (SEER) | Sale (S): 6,827 @ $2.04 | EDGAR |
| 2025-05-22 | 4 | Seer, Inc. (SEER) | Sale (S): 6,760 @ $2.08 | EDGAR |
| 2025-02-20 | 4 | Seer, Inc. (SEER) | Tax withholding (F): 26,572 @ $2.30 | EDGAR |
| 2025-02-05 | 4 | Seer, Inc. (SEER) | Sale (S): 3,550 @ $2.24 | EDGAR |
| 2024-10-07 | 4 | Seer, Inc. (SEER) | Disposition to issuer (D): 566,460 (derivative) · Grant/award (A): 566,460 (derivative) · Disposition to issuer (D): 140,662 (derivative) · Grant/award (A): 140,662 (derivative) · Disposition to issuer (D): 87 (derivative) · Grant/award (A): 87 (derivative) · +10 more | EDGAR |
| 2024-02-23 | 4 | Seer, Inc. (SEER) | Grant/award (A): 165,038 @ $0 · Sale (S): 12,684 @ $1.58 · Grant/award (A): 142,557 (derivative) @ $0 · Grant/award (A): 140,000 (derivative) @ $0 | EDGAR |
| 2024-02-07 | 4 | Seer, Inc. (SEER) | Sale (S): 3,608 @ $1.67 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
Need this as JSON?
GET https://api.filingpulse.io/v1/insider-trades?owner_cik=1834217 returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new filings to you in seconds. API docs →